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ClinicalTrials.gov public records Last synced Oct 2, 2026, 8:50 PM EDT

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Showing 25–48 of 149 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Ventricular Tachyarrhythmias Clear all
Completed Phase 4 Interventional Results available

Stereotaxis Study To Obliterate Persistent Ventricular Tachycardia

NCT00851279
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Magnetic irrigated ablation catheter
Device
Lead sponsor
Stereotaxis
Industry
Eligibility
18 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Indianapolis, Indiana • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Oct 2, 2026, 8:50 PM EDT
Active, not recruiting No phase listed Observational

A Prospective Incident Study of Arrhythmias in Hypertrophic Cardiomyopathy

NCT04112290
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 2, 2026, 8:50 PM EDT
Terminated Not applicable Interventional Results available

Wearable Cardioverter Defibrillator in Hemodialysis Patients (WED-HED) Study

NCT02481206
View directory record Official record
Conditions
Sudden Cardiac Death, Sudden Cardiac Arrest
Interventions
Wearable Cardioverter Defibrillator
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
50 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
31
States / cities
Corona, California • Downey, California • Escondido, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 2, 2026, 8:50 PM EDT
Completed No phase listed Observational

Mechanical Alternans Study

NCT01557465
View directory record Official record
Conditions
Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy, Heart Failure
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 8, 2015 · Synced Oct 2, 2026, 8:50 PM EDT
Recruiting Not applicable Interventional

Parasternal Extravascular ICD System Pivotal Clinical Investigation (ALARION EV) Study

NCT07324031
View directory record Official record
Conditions
Ventricular Arrythmia, Ventricular Fibrillation, Ventricular Tachycardia
Interventions
Atala™ lead and EV-ICD Pulse Generator
Device
Lead sponsor
AtaCor Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
27
States / cities
Scottsdale, Arizona • Jonesboro, Arkansas • La Jolla, California + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 2, 2026, 8:50 PM EDT
Recruiting No phase listed Observational

Severe Complications During Ventricular Tachycardia or Premature Ventricular Complex Ablation

NCT07777744
View directory record Official record
Conditions
Ventricular Tachycardia (VT), Premature Ventricular Complexes
Interventions
Not listed
Lead sponsor
University Hospital, Basel, Switzerland
Other
Eligibility
18 Years and older
Enrollment
15,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Chicago, Illinois • Michigan Center, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 2, 2026, 8:50 PM EDT
Completed No phase listed Observational

The Signal-averaged ElectrocArdiogram in Long Term Follow-up of Chronic CHagas Disease - RIO de Janeiro Cohort

NCT01340963
View directory record Official record
Conditions
Chagas Cardiomyopathy, Cardiac Arrhythmia, Stroke, Left Ventricular Function Systolic Dysfunction, Cardiac Death
Interventions
Not listed
Lead sponsor
Universidade Gama Filho
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 2, 2026, 8:50 PM EDT
Completed No phase listed Observational

Study of the Wearable Defibrillator in Heart-Failure Patients

NCT01326624
View directory record Official record
Conditions
Heart Failure, Ventricular Dysfunction, Sudden Death, Sudden Cardiac Arrest, Ventricular Tachycardia, Ventricular Fibrillation
Interventions
wearable defibrillator (LifeVest)
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 6, 2017 · Synced Oct 2, 2026, 8:50 PM EDT
Terminated Phase 2 Interventional Results available

Treatment of Ventricular Tachyarrhythmias Refractory To Shock With Beta Blockers: The SHOCK and BLOCK Trial

NCT00401882
View directory record Official record
Conditions
Cardiac Arrest, Sudden Cardiac Death, Ventricular Fibrillation, Tachycardia, Ventricular
Interventions
Epinephrine, Metoprolol
Drug
Lead sponsor
David Haines, MD
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated May 25, 2017 · Synced Oct 2, 2026, 8:50 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Derivation of Human Induced Pluripotent Stem (iPS) Cells to Heritable Cardiac Arrhythmias

NCT02413450
View directory record Official record
Conditions
Inherited Cardiac Arrythmias, Long QT Syndrome (LQTS), Brugada Syndrome (BrS), Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT), Early Repolarization Syndrome (ERS), Arrhythmogenic Cardiomyopathy (AC, ARVD/C), Hypertrophic Cardiomyopathy (HCM), Dilated Cardiomyopathy (DCM), Muscular Dystrophies (Duchenne, Becker, Myotonic Dystrophy), Normal Control Subjects
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2031
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 2, 2026, 8:50 PM EDT
Not listed Phase 4 Interventional

Safety of Amiodarone and Ranolazine Together in Patients With Angina

NCT01558830
View directory record Official record
Conditions
Chronic Stable Angina, Coronary Artery Disease, Atrial Fibrillation, Ventricular Tachycardia
Interventions
ranolazine, placebo
Drug
Lead sponsor
Cardiovascular Consultants of Nevada
Other
Eligibility
35 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Henderson, Nevada • Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 21, 2012 · Synced Oct 2, 2026, 8:50 PM EDT
Terminated No phase listed Observational

The Use of CT to Identify Damaged Heart Muscle in Patients Undergoing Ventricular Tachycardia Ablation.

NCT00583284
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
21 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Oct 2, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

Atropine in Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)

NCT02927223
View directory record Official record
Conditions
Catecholaminergic Polymorphic Ventricular Tachycardia
Interventions
Atropine, Exercise treadmill test
Drug · Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
6 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 28, 2020 · Synced Oct 2, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

Clinical Study to Evaluate the Catheter Robotics Amigo for Performing Right-Sided Electrophysiology Mapping Studies

NCT01139814
View directory record Official record
Conditions
Atrial Flutter, Ventricular Tachycardia
Interventions
Amigo catheter robot
Device
Lead sponsor
Catheter Robotics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
11
States / cities
Newport Beach, California • Redwood City, California • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2013 · Synced Oct 2, 2026, 8:50 PM EDT
Completed Not applicable Interventional

SERF VT Ablation Early Feasibility Study (EFS)

NCT03628534
View directory record Official record
Conditions
Ventricular Tachycardia, Arrythmia, Heart Diseases, Cardiovascular Diseases
Interventions
Saline Enhanced Radiofrequency (SERF) ablation
Device
Lead sponsor
Thermedical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
3
States / cities
Maywood, Illinois • Rochester, Minnesota • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 10, 2022 · Synced Oct 2, 2026, 8:50 PM EDT
Terminated Not applicable Interventional

Initial Management of Patients Receiving a Single Shock (IMPRESS)

NCT03531502
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
Ventricular Tachycardia Ablation, Standard Medical Therapy, Non-Invasive Programmed Stimulation (NIPS)
Procedure · Other
Lead sponsor
Saint Luke's Health System
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 2, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

REASSURE AV Registry

NCT01074034
View directory record Official record
Conditions
Sudden Cardiac Death, Bradycardia
Interventions
AV Therapy Assessment-B301 investigational device
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
36
States / cities
Anchorage, Alaska • Larkspur, California • Orlando, Florida + 32 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Oct 2, 2026, 8:50 PM EDT
Terminated Early Phase 1 Interventional Results available

Study of Cardiac PET/CT Imaging to Guide Ablation Treatment of Ventricular Tachycardia

NCT02962076
View directory record Official record
Conditions
Ventricular Tachycardia
Interventions
[C-11] Meta-hydroxyephedrine radioactive tracer (MHED)
Drug
Lead sponsor
Khaled Awad, MD
Other
Eligibility
18 Years to 80 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 24, 2024 · Synced Oct 2, 2026, 8:50 PM EDT
Completed Not applicable Interventional

VIVO™ Accuracy Study

NCT03340142
View directory record Official record
Conditions
Premature Ventricular Contraction, Ventricular Tachycardia
Interventions
VIVO™
Device
Lead sponsor
Catheter Precision. Inc.
Industry
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
3
States / cities
Iowa City, Iowa • Baltimore, Maryland • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Oct 2, 2026, 8:50 PM EDT
Recruiting Phase 1 Interventional

A Study of SGT-501 Gene Therapy in Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)

NCT07148089
View directory record Official record
Conditions
Catecholaminergic Polymorphic Ventricular Tachycardia
Interventions
SGT-501
Drug
Lead sponsor
Solid Biosciences Inc.
Industry
Eligibility
7 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
4
States / cities
Boston, Massachusetts • Rochester, Minnesota • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 2, 2026, 8:50 PM EDT
Not listed No phase listed Observational

South Asian Arrhythmogenic Cardiomyopathy Registry

NCT04895540
View directory record Official record
Conditions
Arrhythmogenic Right Ventricular Cardiomyopathy, Arrhythmogenic Right Ventricular Dysplasia, Arrhythmogenic Ventricular Cardiomyopathy, Arrhythmogenic Cardiomyopathy, Ventricular Tachycardia, Sudden Cardiac Death
Interventions
ECG, Echocardiography, Cardiac MRI, Ambulatory ECG recording, Cardiac EP study, All study subjects will undergo sample collection for genetic testing.
Diagnostic Test · Genetic
Lead sponsor
Sheri Kashmir Institute of Medical Sciences
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Oct 2, 2026, 8:50 PM EDT
Completed Not applicable Interventional Results available

Safety and Clinical Performance of the Protecta ICD and CRT-D

NCT00982397
View directory record Official record
Conditions
Tachyarrhythmias, Heart Failure, Ventricular Dysfunction
Interventions
Protecta VR-ICD, Protecta DR-ICD or CRT-D
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
Not listed
Enrollment
2,770 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
29
States / cities
Birmingham, Alabama • Mesa, Arizona • Fort Smith, Arkansas + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced Oct 2, 2026, 8:50 PM EDT
Terminated Phase 1 Interventional

Dynamic Substrate Mapping (DSM) for Ischemic VT

NCT00558857
View directory record Official record
Conditions
Ischemic Ventricular Tachycardia
Interventions
Dynamic Substrate Mapping-guided ablation
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
3
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania • Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 4, 2019 · Synced Oct 2, 2026, 8:50 PM EDT
Recruiting Not applicable Interventional

Pulsed Field Ablation for Post-Infarction Ventricular Tachycardia

NCT06891456
View directory record Official record
Conditions
Ventricular Tachycardia, Ischemic Heart Disease, Sustained VT
Interventions
RFA Ablation, PFA Ablation
Device
Lead sponsor
Pasquale Santangeli
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 2, 2026, 8:50 PM EDT